lecture

lecture

Letter from Tadeusz Czeżowski written 31.03.1958

Postcard from Stanisław Ignacy Witkiewicz written 17.02.1938

Letter from Stanisław Ignacy Witkiewicz written 05.01.1939

Letter from Kazimierz Ajdukiewicz written 11/20/1949

Letter to Tadeusz Kotarbiński written 17.07.1948

Letter from Anna Teresa Tymieniecka written 18.08.1965

Lecture of Roman Ingarden on 14th International Congress of Philosophy 02.09.1968 – 09.09.1968

Letter from Irena Sławińska written 17.11.1968

Letter from Anna Teresa Tymieniecka written 15.01.1949

Postcard from Stanisław Ignacy Witkiewicz written 07.10.1937

Letter from Anna Teresa Tymieniecka written 20.08.1966

Letter from Stefan Szuman written 17.06.1938